Lennox iComfort S30 Installation And Setup Manual
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Lennox iComfort S30 Installation And Setup Manual

Ultra smart thermostat
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iComfort
S30
®
Ultra Smart Thermostat
507536-06 6/2019
Installation and Setup Guide
Supersedes 5/2019
Copyright 2019
Lennox Industries Inc.
©
Dallas, Texas, USA

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Summary of Contents for Lennox iComfort S30

  • Page 1 ® Ultra Smart Thermostat 507536-06 6/2019 Installation and Setup Guide Supersedes 5/2019 Copyright 2019 Lennox Industries Inc. © Dallas, Texas, USA...

  • Page 2: Table Of Contents

    Complete iComfort Systems — Air Handler and Air Conditioner .......49 Service .......................19 Complete iComfort Systems — Air Handler and Heat Pump Unit .....49 Alternative Method .....................19 Partial iComfort System — iComfort Furnace and Lennox Conventional Multiple Smart Hub(s) - Group ID...............19 Air Conditioner ....................50 Restarting Smart Hub..................19 Partial iComfort System —...
  • Page 3 Electrical Troubleshooting ...................95 Overview ......................95 Definitions ......................95 Testing ........................95 Technical Support and Mobile Apps for Installers/Technicians Only ....96 Technical Support for Installers/Technicians Only ..........96 Lennox Mobile Setup Application for Installers/Technicians Only ......96 LennoxPros Mobile Application for Installers/Technicians Only ......96 Index ........................97...

  • Page 4: Shipping And Packing List

    Quantity Description iComfort S30 ultra smart thermostat includes a Smart Hub, HD Display, Mag- • Read this entire document, noting which procedures pertain to your specific Mount and optional use wall plate. equipment and system requirements.

  • Page 5: External Components

    xtErnal omponEnts USE SMART HUB AS TEMPLATE TO MARK DESIRED MOUNTING LOCATIONS ON WALL OR STUD. CAUTION: DO NOT OVERTIGHTEN LOWER MOUNTING SCREW, MAY DAMAGE SMART HUB. System Status LED KEYHOLE System Commissioning Status LED THROUGH-HOLE Antenna STRIP 1/4” INSULATION FROM END OF EACH CONTROL WIRE SECURE SMART-HUB TO WALL WITH...

  • Page 6: Led Indicators

    lED I nDICators Table 2. Terminal Designations Terminal Designation Description Terminal Color When alarms are present, you may review alarm(s) listed either on the homeowner notification screen or the menu / settings > advanced settings > ACC1 Accessory 1 and 2 (typically Orange dealer control center >...
  • Page 7 4. Pull about three inches (75mm) of thermostat wire through the opening 8. Use mag-mount as a template to mark the desired mounting hole locations and remove the outer thermostat wire jacket. on the wall. Use either the Mag-Mount or wall plate as a template to mark the Seal wire hole in wall to prevent desired mounting hole locations...

  • Page 8: Led Indicators

    lED I nDICators HD Display Components and Installation A blue LED is visible on the front of the Mag-Mount when it is connected, power nstallatIon applied, and the HD Display has not been installed (see following illustration). The blue LED is also visible through the top vent of the Mag-Mount near the 1.

  • Page 9: External Components

    Proximity Sensor The optional outdoor air (temperature) sensor (OAS) (X2658) wiring distance microSD Slot to the iComfort S30 should not exceed 150 feet (45 meters) when wired with minimum 22 #AWG (recommend 18 #AWG) dedicated 2-conductor thermostat Micro USB Connector cable.

  • Page 10: Smart Hub And Optional Pureair S

    , s30 • Use wire nuts to bundle the unused wires at each end of the cable. A single EDuCIng lECtrICal oIsE on ommunICatIon nDoor outDoor wire should then be connected to the indoor unit end of the wire bundle mart uB anD ptIonal...

  • Page 11: Wiring Diagrams

    Indoor Unit iComfort Outdoor Unit Figure 7. iComfort S30, Communicating Indoor Unit with Conventional Air Conditioner S30 Smart Hub Mag-Mount Figure 5. iComfort S30 with Communicating Indoor and Outdoor Units iComfort Outdoor Unit S30 Smart Hub DATS (Optional) OATS (Optional)
  • Page 12 If unable to connect two wires See iHarmony Installation instruction for damper connection information. to indoor unit terminals then pigtail wiring as exampled here. Figure 9. iComfort S30, Communicating Indoor and Outdoor Units, iHarmony Zoning System (Damper Control Module) and Zone Sensors...
  • Page 13 AUXILIARY DEHUMIDIFIER MODELS HCWHD3-070, HCWHD3-095 AND HCWHD3-130 SPDT RELAY S30 SMART ICOMFORT INDOOR UNIT S30 MAG MOUNT Figure 10. IComfort S30, Communicating Indoor Unit (Conventional Connections), Relay and HCWHD3 Series Dehumidifiers...
  • Page 14 24VAC “H” and 120VAC “H” outputs to cycle humdifier based on demand. No other SMART control or humidistat is required. Optional outdoor air temperature sensor for use with humidifier (if not already in the system for other function and are typically built into all Lennox communicating outdoor units DISPLAY...
  • Page 15 NOTE: Set the communicating thermostat fan mode operation to Circulate and adjust duration to match control ventilation time duration. Figure 12. iComfort S30, Lennox Ventilation Control System (LVCS), Current Sensing Relay, 120VAC Coil Relay, Damper Transformer, Ventilation Dampers and Communicating Indoor Unit (using Non-Communicating Terminals)
  • Page 16 INDOOR UNIT HEPA BYPASS FILTER X2680 HEPA INTERLOCK KIT TOR COMMON WIRE THROUGH CURRENT LOOP. SEE HEPA INTERLOCK KIT FOR INSTALLATION DETAILS Figure 13. Installing iComfort S30, Communicating Indoor Unit, Float Switches, HEPA Bypass Filter Interlock Kit, Humidifier, Relay and FreezeStat...

  • Page 17: Electric Heat Configuration For Icomfort Air Handlers

    HUMIDIFICATION 24 VAC 1 2 3 4 SMART AUTO EVENHEAT DELAY 1 2 3 4 Figure 14. iComfort S30 with Ventilation BLOWER (Fresh Air Damper, ERV and HRV) ADJUST ONLY CFM NORM − 1 2 3 4 Indoor Unit Controller...

  • Page 18: Commissioning And Service (Using The Mobile Setup Application)

    NOTE: Refer to your mobile device’s owners manual on how to use your Wi-Fi Connection tool. This application tool is used by dealers to commission a iComfort S30 ultra 5. Connect to the Smart Hub by using the last eight digits of the Smart Hub smart thermostat using a Wi-Fi enabled mobile device.

  • Page 19: Service

    ErvICE To use iComfort Mobile Setup application as a service tool, the commissioning advanced settings advanced settings settings settings local local of the system must have already been completed. view dealer dashboard view l er h shb oard smart away smart a now broadcasting...

  • Page 20: Boot-Up Screen

    Dealer ID and/or phone number can be added. Once the system is connected to the Internet, the remaining information will be populated automatically by the Figure 18. Communication Error Message Example Lennox server based on the dealer ID or phone number entered. All information can be entered manually if desired however. attEry...

  • Page 21: Equipment Found Screen

    This screen will only appear if the iHarmony zoning system is detected. This ® EIM the outdoor unit may be either a Lennox iComfort or any standard screen allows you to rename each zone. You may use the preset names or 24VAC non-communicating unit.

  • Page 22: Dealer Control Center

    To navigate back to the dealer control center, < Use to run test on Use to run touch on the Dave Lennox icon when available system components diagnostics on on the top left-hand side of the screen. system components <...

  • Page 23: Equipment Parameters

    The following is a complete list of all possible parameters listed under System. Parameters actually available are dependent on the Lennox communicating equipment type detected and non-communicating equipment added.
  • Page 24 Default is 3.0. Range is 1.0 to 15.0 in increments of 0.5. Units Only) This parameter is only available when a Lennox variable capacity outdoor units is installed along with a discharge air temperature sensor (DATS) Installed is used. DAT Offset Default is 0.0°F (0.0°C).
  • Page 25 NOTE: Not selectable on Lennox variable capacity outdoor units. Electric heat elements will be staged on by the demand of the thermostat. Range is 85 to 130ºF (29.4 to 54.4ºC). Default is 85ºF (29.4ºC). Adjustments can be made in increments of 15ºF (8.4ºC) .
  • Page 26 Table 4. Smart Hub Parameters Parameter Description (In alphabetical order) Heating - Non-Heat Pump or Heat Pump w/o backup heat - 1 or 2 stages 1st stage Stages stage Stg1 Differential Locked = 2nd stage 2nd stage Stg2 Differential 1st stage stage Stages Stg1 Differential...
  • Page 27 Table 4. Smart Hub Parameters Parameter Description (In alphabetical order) Heating - Dual Fuel - 2 Stage (1 compressor / 1 backup) Stages 1st stage Locked = stage Stg1 Differential Disabled 2nd stage abled Stg2 Differential stage SP -3.0 SP -2.5 SP -2.0 SP -1.5 SP -1.0...
  • Page 28 Options are Normal and Comfort. Default is Normal. The normal setting heats the home to the desired temperature setting. Modify the heating comfort mode to limit mini- Mode mum compressor speed to 60 – 70 percent range and/or adjust comfort mode CFM. (Lennox Variable • Normal is when the heat pump will heat the home will providing the highest efficiency.
  • Page 29 “OFF” at the selected cycles per hour to maintain the settings of the thermostat. (This governs how many cycles per hour the system will try to run when it needs to run at less than minimum capacity). (Lennox Variable capacity Outdoor Units Range is 3 to 6 cycles hours.
  • Page 30 Step change gains deal with set point changes and affects how fast the system reaches the next set point (Example: Schedule change or adjustment to the thermostat Change PI Gain setting). (Lennox Variable Options are less aggressive, standard and more aggressive. Default is standard. Recommend not changing this setting. capacity Heat Pumps)
  • Page 31 Conservative - The system will wait longer to display any Smart Alert Enable alarms. This options allow for a minimum chance for false alarms being shown. • Medium (default) - Extensive testing by the Lennox development team to minimize the number of false alarms. •...
  • Page 32 Differentials NOTE: Lennox variable capacity systems will stage electric heat but not on differentials. It will use the thermostat PI logic to stage the electric heat. If the system has a (1 through 6) variable capacity furnace or zoning all stage differentials will be ignored.
  • Page 33 Table 4. Smart Hub Parameters Parameter Description (In alphabetical order) Parameter range is -20 to 55ºF. Default is 0ºF. Can be adjusted in increments of 5ºF. Ventilation While the outdoor temperature is lower than the setting for the Ventilation Low Outdoor Temperature Limit, ventilation does not run. When locked out due to low out- Low Outdoor door temperature, it will become unlocked when the outdoor temperature is missing, or when the temperature reported is 1°F higher than the Ventilation Low Outdoor Temperature Limit...
  • Page 34 Differential NOTE: For Lennox variable capacity Outdoor Units differentials are ignored. Minimum and maximum CFM will be dependent on system component configurations. These parameter values are automatically adjusted to the specific hardware config- uration. See iHarmony zoning system installation instruction for minimum CFMs for specific indoor units.
  • Page 35 35°F (1.6°C). (Single and Two-Stage When ambient sensor temperature is higher than 40°F (4.5°C) then defrost termination will be 90°F (32°C). Lennox Communicating This option has two settings, either ON or OFF. Default is OFF. Heat Pump Units) Compressor Shift The options are ON or OFF.
  • Page 36 Temp etc.) (Single and Two-Stage Staged – Both Furnace and Heat Pump are Multi-Stage: Lennox Communicating When the thermostat receives information that the heat pump has entered defrost the thermostat performs the following : Heat Pump Units) • Sends a first stage heating demand to the furnace.
  • Page 37 Heating Airflow Thermostat values shown are defaults. This value can be adjusted up or down to meet each application requirements. (Lennox Variable The range is 450 - 2150 CFM. Default is dependent on unit capacity with incremental adjustment of 25 CFM.
  • Page 38 Table 7. Air Handler Parameters Parameter Description Provides information concerning unit code, language support, equipment type name, unit model number, unit serial number, unit nominal capacity, number of heating states, heating capacity by stage, indoor blower CFM range, control software revision, control model number, control serial number, control hardware revision, discharge About air temp sensor, outdoor air temp sensor, protocol revision number, device product level, factory installed transformer, 24VAC average power consumption, 24VAC peak power consumption, line voltage average power consumption, line voltage peak power consumption, compatible devices list, applicable code memory size, and...
  • Page 39 Table 8. Furnace Parameters Parameter Description This screen provides information on unit code, language supported, equipment type name, unit model number, unit serial number, unit nominal capacity, number of heating stages, heating capacity by stage, indoor blower CFM range, control software revision, control model number, control serial number, control hardware revision, About discharge air temp sensor, outdoor air temp sensor, protocol revision number, device product level, factory installed transformer, 24VAC average power consumption, 24VAC peak power consumption, line voltage average power consumption, line voltage peak power consumption, compatible devices list, application code memory size...
  • Page 40 Table 8. Furnace Parameters Parameter Description HP Indoor Blower The range is 0.0 - 30.0 seconds with a default setting base on equipment type match-up. Adjustment are increments of 5 seconds. Default is 0.0 seconds. On Delay Range of operation of the indoor blower during low cooling operation. Low Cooling Airflow The range is dependent of indoor unit model and size.
  • Page 41 Table 9. Zoning Control Parameters Parameter Description This provides information on unit code, language supported, equipment type name, control software revision, control model number, control serial number, control hard- ware revision, protocol revision number, device product level, 24VAC average power consumption, 24VAC peak power consumption, compatible devices list, application About code memory size, micro-controller part number, max number of zones, supported damper types, number of damper positions, zone temp sensor 1, zone temp sensor 2, zone temp sensor 3 and zone temp sensor 4.
  • Page 42 Table 11. Mag-Mount Parameters Parameter Description About This provides information on equipment type name, control hardware revision, control software revision, control serial number and control model number. Table 12. PureAir S Parameters Parameter Description Equipment PureAir Filter Default: ON. Options are either ON or OFF. This parameter turns on and off the filter life and UV lamp life reporting.

  • Page 43: Tests

    Adding dealer information will ensure the thermostat is associated with your no zoning is installed, zone airflow settings will be for zone 1 only. If zoning LennoxPros account when connecting to the Lennox server. equipment is detected by the system then zones 1 through 4 will be listed.

  • Page 44: Dehumidification Settings

    Home Address DvanCED EhumIDIFICatIon EsCrIptIons On this screen general information needs to be verified or changed. Touch any See table 1 for detail information concerning system operations when using Normal, Max or Climate IQ settings. line item to change its contents. Information to be added is address 1, address 2, state, city and zip/postal code.

  • Page 45: Displaying Outdoor Temperature (Sensor) And Indoor Humidity On The Home Screen

    Table 14. Dehumidification Control Modes of Operations Displaying Outdoor Temperature (Sensor) and Indoor Humidity on the Home Screen Mode of Option Description Operation IsplayIng thE utDoor Ensor EmpEraturE on thE CrEEn Variable Capacity Outdoor Unit: If at the start or during a cooling call, the humidity level is An outdoor temperature sensor is provided in all iComfort outdoor units.

  • Page 46: Iharmony Zoning

    PureAir S fan speed. The iComfort S30 Ultra Smart Thermostat will require firmware version 3.4 or The parameter Fresh Air Damper Ventilation CFM represents the CFM of the higher to take advantage of all of the PureAir S features.

  • Page 47: Ventilation Control Modes

    Ventilation Control Mode Speed Speed Speed Speed Damper Wiring connections are listed in “Figure 14. iComfort S30 with Ventilation (Fresh Air Damper, ERV and HRV)” on page 17. Ventilation Low Outdoor Temperature Limit (–20 to 55°F, default is 0°F) EntIlatIon ontrol...

  • Page 48: System Configurations

    — F hp u omplEtE I omFort ystEms urnaCE anD System Configurations — F omplEtE I omFort ystEms urnaCE anD onDItIonEr An iComfort gas furnace (G71MPP, EL296V, SLP98 or SL280) with an iComfort heat pump (SL18XP, XP20, XP21 or XP25 only) unit. An iComfort gas furnace (G71MPP, EL296V, SLP98 or SL280) with an iComfort air conditioner (SL18XC, XC17, XC20, XC21 or XC25 only) unit.

  • Page 49: Complete Icomfort Systems - Air Handler And Air Conditioner

    — a TIPS omplEtE I omFort ystEms anDlEr anD onDItIonEr An iComfort air handler (CBX32MV or CBX40UHV) with an iComfort air If the thermostat’s select mode screen does not offer a choice for “emerg. conditioner (SL18XC, XC17, XC20, XC21 or XC25). heat”...

  • Page 50: Air Conditioner

    3. Touch exit to return to the home screen. 2. Cut option link 2-stage compr (Y1 to Y2, W915) on furnace control on two- stage Lennox brand conventional air conditioner units only. On two-stage air conditioners you must cut the W915 2 Stage Compr link on the furnace control 3.

  • Page 51: Partial Icomfort System - Icomfort Air Handler And Lennox Conventional Air Conditioner

    After confirming that the electric heat has been • iComfort air handler to conventional Lennox brand air conditioner (5 – configured correctly, reconfigure the iComfort system by going to menu > 8 wires). (Y1, Y2, C, R, W1,W2).

  • Page 52: Partial Icomfort System - Icomfort Equipment Interface Module

    • When matched with conventional Lennox brand 2-stage heat pump, 1. Wiring—See Communicating System and Optional Accessories Wiring cut the Y1-Y2 2-stage comp on-board clippable link. diagrams. • Remove jumper between W1 and W2 for two-stage electric heat only. •...

  • Page 53: Wi-Fi Connection

    enabled in the thermostat). The stage timer will be used on the cooling side for 32 characters in the access point name (visible or hidden). other cooling units except when variable capacity outdoor units are used. The 5. Select Security. Options are: none, WEP, WPA and WPA2. If your home furnace software sets and controls the firing rates.

  • Page 54: Performance Reports

    • Bluetooth devices Performance Reports • Garage door openers Performance reports are only available through either the consumer or dealer • Neighbor’s wireless devices web portals. To eliminate a possible source of interference, temporally disable any devices • Homeowner access is available at www.myiComfort.com. and see if Wi-Fi performance has improved.

  • Page 55: Mobile Applications

    • Minor and Moderate alerts are found only in the Installer alert button. 3002 Humidifier pad What does minor and moderate mean? 3003 UV Light • Minor is information only, helps Lennox interpret test results, understand 3004 Maintenance complicated behavior. 3005 PureAir Maintenance •...

  • Page 56: Alert Codes

    Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 57 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 58 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 59 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 60 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 61 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 62 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 63 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 64 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 65 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 66 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 67 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 68 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 69 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 70 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 71 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 72 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 73 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 74 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 75 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 76 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 77 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 78 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 79 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 80 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 81 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 82 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 83 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 84 • This alert code may be triggered by the inverter or the Lennox variable capacity outdoor (inverter controlled) unit. • Lennox outdoor control may trigger an this alert code if the inverter reduces the compressor speed which is identified as a alert code 441 and the compressor speed (in hz) is below the minimum speed.
  • Page 85 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 86 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 87 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 88 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 89 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 90 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 91 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 92 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...
  • Page 93 Anytime the word DEVICE or DEVICE2 is used in this table, it will be replaced on all alert code notification screens with the actual offending device name, for example, thermostat, heat pump, etc.). * Current Lennox variable capacity (inverter) outdoor units are XC20, XP20, XC25 and XP25. Inverter...

  • Page 94: Installation Checklist

    Can the homeowner access the consumer portal (www.myicomfort.com) from either a PC or tablet? Has the homeowner downloaded the Lennox Thermostat application from either Google Play or IOS App Store to their mobile devices? Is the Lennox Dealer account number or your main shop phone number been added to the dealer information screen? If applicable, has the air handler’s electric heat strips been commissioned? If not, commissioning of heat strips must be performed.

  • Page 95: Electrical Troubleshooting

    Gas Furnace (IFC) 2.84 2.615 applicable expected voltages. Applicable controls are thermostats, Lennox Air Handlers - CBX32MV 2.44 iComfort Equipment Interface Module (EIM) and iHarmony (DCM) and all and CBX40UHV (AHC) iComfort Air Handler, Furnaces and Outdoor Units.

  • Page 96: Technical Support And Mobile Apps For Installers/Technicians Only

    The Lennox iComfort Mobile Setup App lets HVAC technician’s setup, configure • Technical Documents and test a Lennox iComfort S30 system directly on their mobile device. • Marketing Brochures Once installed, the dealer can pair their mobile device to the Lennox iComfort •...

  • Page 97: Index

    Index Dehumidification Factory Reset Airflow % 39 Smart Hub 42 Advanced Dehumidification Descriptions 44 Airflow Adjustment Adder 36, 37 Thermostat 42 Airflow Profile - Cooling 38, 39 Set Point 44 Fan Cycling 36 Alert Codes and Troubleshooting 56 Setting Options 44 Freezing Alert Temperature 30 Apple HomeKit 20 Dew Point Adjustment 24...
  • Page 98 Humiditrol Comfort Adjust 28 Cooling Step Change PI Gain 29 Gas Heating Cycles Per Hour (SLP98V only) 29 Humidity Reading Calibration 28 Screen Locked 41 Gas Heating Steady State PI Gain (SLP98V Screen Saver 41 only) 30 Gas Heating Step Change PI Gain (SLP98V Smart Alert Enable 31 iHarmony Zoning 21, 46 only) 29, 30...
  • Page 99 Wide Setpoint 41 Wi-Fi 53 Accessory Configuration (WAC) 20 Access Point Hidden 53 Setting Up Connection 53 Signal Strength Indicator 53 Troubleshooting 53 Visible Access Point 53 Wiring Diagrams 11 Zone 1 through 4 Continuous Blower CFM 34 Cooling CFM 34 Heating CFM 34 Temp Reading Calibration 41 Zoning...

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